package com.demo.config;


import com.demo.common.ResultData;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

/**
 * @author wangfengchen
 */
@RestControllerAdvice
public class ResponseAdvice implements ResponseBodyAdvice<Object> {

  @Autowired
  private I18nHelper i18nHelper;


  @Override
  public boolean supports(MethodParameter methodParameter, Class<? extends HttpMessageConverter<?>> aClass) {
    return true;
  }

  @Override
  public Object beforeBodyWrite(Object o, MethodParameter methodParameter, MediaType mediaType, Class<? extends HttpMessageConverter<?>> aClass, ServerHttpRequest serverHttpRequest,
                                ServerHttpResponse serverHttpResponse) {
    if (o instanceof ResultData) {
      ResultData r = (ResultData) o;
      String message = i18nHelper.getMessage(r.getMessage());
      if (StringUtils.isNotBlank(message)) {
        r.setMessage(message);
      }
    }
    return o;
  }
}
